.ism-page {
  color: var(--text-primary);
}

.ism-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 1.25rem;
  align-items: start;
}

.ism-content {
  min-width: 0;
  display: grid;
  gap: 1.25rem;
}

.ism-layout > *,
.ism-content > .panel,
.interpretation-panel,
.result-section,
.table-wrap,
.svg-output {
  min-width: 0;
  max-width: 100%;
}

.ism-content > .panel {
  width: 100%;
  overflow: hidden;
}

.interpretation-panel,
.result-section {
  overflow-wrap: anywhere;
}

.ism-side-nav {
  position: sticky;
  top: 6rem;
  display: grid;
  gap: .75rem;
}

.ism-side-nav nav {
  display: grid;
  gap: .45rem;
}

.ism-side-nav a {
  min-height: 2.35rem;
  display: flex;
  align-items: center;
  padding: .48rem .7rem;
  border: 1px solid var(--border);
  border-radius: 7px;
  color: var(--text-secondary);
  background: var(--surface);
  font-size: .88rem;
  font-weight: 720;
  text-decoration: none;
}

.workflow-strip {
  padding: .65rem .8rem !important;
}

.ism-workflow {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.ism-workflow li {
  position: relative;
  min-height: 58px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  padding: .45rem .6rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-secondary);
  background: var(--surface);
  font-size: .78rem;
  font-weight: 800;
}

.ism-workflow li strong {
  color: var(--navy-950);
  font-size: .92rem;
}

.ism-workflow li small {
  flex-basis: 100%;
  padding-left: 2.15rem;
  color: var(--text-secondary);
  font-size: .76rem;
  font-weight: 550;
}

.ism-workflow li span {
  width: 26px;
  height: 26px;
  flex: 0 0 26px;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--surface);
  font-size: .76rem;
}

.ism-workflow li:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -.2rem;
  width: .4rem;
  height: 1px;
  background: var(--border);
}

.ism-workflow .active {
  color: var(--blue-600);
}

.ism-workflow .active span {
  color: #fff;
  border-color: var(--blue-600);
  background: var(--blue-600);
}

.ism-workflow .complete span {
  color: #166534;
  border-color: #86efac;
  background: #dcfce7;
}

.section-actions,
.action-row,
.export-actions,
.result-section-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
}

.action-row {
  margin-top: 1.25rem;
  justify-content: flex-end;
}

.secondary-button {
  color: var(--navy-950) !important;
  border-color: var(--border) !important;
  background: #fff !important;
  box-shadow: none !important;
}

.secondary-button:hover {
  color: var(--blue-600) !important;
  border-color: rgba(31, 111, 235, .32) !important;
  background: var(--surface) !important;
}

.template-load-row {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) auto;
  gap: 1rem;
  align-items: end;
  margin-top: 1rem;
}

.template-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

.sample-data-note {
  margin: .65rem 0 0;
  color: var(--text-secondary);
  font-size: .86rem;
  line-height: 1.5;
}

.design-subsection {
  padding-top: 1.5rem;
  margin-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.design-subsection .section-header h3 {
  margin: 0;
  color: var(--navy-950);
  font-size: 1.2rem;
}

.file-action-row {
  display: grid;
  grid-template-columns: minmax(280px, 1fr) auto;
  gap: 1rem;
  align-items: end;
  margin-top: 1rem;
}

.analysis-load-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

.file-action-row label,
.survey-context label {
  display: grid;
  gap: .4rem;
  color: var(--text-primary);
  font-size: .9rem;
  font-weight: 760;
}

.file-action-row input[type="file"] {
  min-height: 44px;
  padding: .25rem;
  color: var(--text-secondary);
  background: #fff;
}

.file-action-row input[type="file"]::file-selector-button {
  min-height: 34px;
  margin-right: .65rem;
  padding: .4rem .65rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--navy-950);
  background: var(--surface);
  font: inherit;
  font-size: .82rem;
  font-weight: 750;
  cursor: pointer;
}

.file-purpose {
  color: var(--text-secondary);
  font-size: .78rem;
  font-weight: 500;
  line-height: 1.45;
}

.file-purpose strong {
  color: var(--navy-800);
  font-weight: 750;
}

.survey-context {
  display: grid;
  grid-template-columns: minmax(200px, .8fr) minmax(260px, 1.2fr);
  gap: 1rem;
  padding: 1rem;
  margin-top: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
}

.survey-context > div {
  display: grid;
  gap: .35rem;
  align-content: center;
}

.survey-context span {
  color: var(--text-secondary);
  font-size: .78rem;
  font-weight: 750;
  text-transform: uppercase;
}

.survey-context strong {
  color: var(--navy-950);
}

.analysis-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .6rem;
  margin: 1.25rem 0;
}

.analysis-steps span {
  padding: .65rem .75rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-secondary);
  background: var(--surface);
  font-size: .8rem;
  font-weight: 700;
}

.guidance-note {
  padding: .85rem 1rem;
  margin: 1rem 0 0;
  border-left: 3px solid var(--blue-600);
  color: var(--text-secondary);
  background: var(--surface);
}

.json-workflow-guide {
  padding: 1rem;
  margin-top: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
}

.json-workflow-guide h3 {
  margin: 0 0 .55rem;
  font-size: 1rem;
}

.json-workflow-guide ul {
  display: grid;
  gap: .45rem;
  margin: 0;
  padding-left: 1.2rem;
  color: var(--text-secondary);
}

.template-load-row label,
.problem-details label,
.factor-field {
  display: grid;
  gap: .4rem;
  color: var(--text-primary);
  font-size: .9rem;
  font-weight: 760;
}

.problem-details {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
  gap: 1rem;
  align-items: start;
  margin-top: 1rem;
}

.ism-page input:not([type="file"]):not([type="checkbox"]),
.ism-page select,
.ism-page textarea {
  padding: .72rem .85rem !important;
}

.ism-page textarea {
  width: 100%;
  resize: vertical;
  font: inherit;
  font-weight: 500;
}

.problem-details input {
  height: 44px;
}

.factor-description textarea {
  min-height: 72px;
  line-height: 1.4;
}

.survey-factor-note {
  display: flex;
  flex-wrap: wrap;
  gap: .3rem .5rem;
  padding: .8rem 1rem;
  margin-top: 1rem;
  border: 1px solid rgba(31, 111, 235, .22);
  border-radius: 8px;
  color: var(--text-secondary);
  background: var(--blue-100);
  font-size: .9rem;
}

.survey-factor-note strong {
  color: var(--navy-950);
}

.survey-factor-note a {
  color: var(--blue-600);
  font-weight: 750;
}

.suggested-note,
.method-note {
  display: grid;
  gap: .25rem;
  margin-top: 1rem;
  padding: .85rem 1rem;
  border: 1px solid rgba(31, 111, 235, .22);
  border-radius: 8px;
  color: var(--text-secondary);
  background: rgba(220, 235, 255, .34);
}

.suggested-note strong,
.method-note strong {
  color: var(--navy-950);
}

.suggested-note span,
.method-note p {
  margin: 0;
  font-size: .9rem;
}

.error-message {
  min-height: 1.4rem;
  margin-top: .75rem;
  color: #b42318;
  font-size: .9rem;
  font-weight: 750;
}

.error-message:empty {
  display: none;
}

.action-message {
  min-height: 1.4rem;
  margin-top: .65rem;
  font-size: .88rem;
  font-weight: 700;
}

.action-message:empty {
  display: none;
}

.action-message.is-error {
  color: #b42318;
}

.action-message.is-success {
  color: #067647;
}

.factor-list {
  display: grid;
  gap: .75rem;
}

.factor-row {
  display: grid;
  grid-template-columns: 82px minmax(180px, .8fr) minmax(260px, 1.5fr) auto;
  gap: .75rem;
  align-items: end;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
}

.factor-actions {
  display: flex;
  gap: .4rem;
}

.factor-actions button {
  width: 44px;
  min-width: 44px;
  padding: 0 !important;
  font-size: 1.1rem !important;
  line-height: 1 !important;
}

.factor-actions .remove-factor {
  color: #b42318 !important;
  border-color: #fecdca !important;
  background: #fff !important;
  box-shadow: none !important;
}

.factor-actions .remove-factor:hover {
  color: #912018 !important;
  background: #fff5f4 !important;
}

.progress-badge {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  border: 1px solid rgba(31, 111, 235, .2);
  border-radius: 999px;
  padding: .35rem .65rem;
  color: var(--blue-600);
  background: var(--blue-100);
  font-size: .82rem;
  font-weight: 800;
  white-space: nowrap;
}

.symbol-guide {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: .75rem;
}

.symbol-guide div {
  min-height: 88px;
  display: grid;
  align-content: start;
  gap: .35rem;
  padding: .85rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
}

.symbol-guide strong {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 7px;
  color: #fff;
  background: var(--blue-600);
}

.symbol-guide span {
  color: var(--text-secondary);
  font-size: .82rem;
  line-height: 1.4;
}

.relationship-list {
  display: grid;
  gap: .65rem;
  margin-top: 1rem;
}

.relationship-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(250px, 320px);
  gap: 1rem;
  align-items: center;
  padding: .85rem 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
}

.relationship-row.diagnostic-review {
  border-color: #f79009;
  background: #fffaeb;
  box-shadow: 0 0 0 2px rgba(247, 144, 9, .12);
}

.relationship-row.incomplete-relationship {
  border-color: #f79009;
  background: #fffaeb;
}

.relationship-row p {
  margin: 0;
  color: var(--navy-950);
  font-size: .92rem;
  font-weight: 750;
}

.relationship-row p span {
  color: var(--blue-600);
  margin-right: .22rem;
}

.relationship-row label {
  display: grid;
  gap: .35rem;
  color: var(--text-secondary);
  font-size: .78rem;
  font-weight: 800;
}

.matrix-tabs {
  display: flex;
  gap: .5rem;
  margin-bottom: 1rem;
  overflow-x: auto;
}

.matrix-tabs button {
  min-width: max-content;
  color: var(--text-secondary) !important;
  border-color: var(--border) !important;
  background: var(--surface) !important;
  box-shadow: none !important;
}

body.ism-page .matrix-tabs button[aria-selected="false"] {
  color: var(--text-secondary) !important;
  border-color: var(--border) !important;
  background: var(--surface) !important;
  box-shadow: none !important;
}

body.ism-page .matrix-tabs button[aria-selected="true"] {
  color: #fff !important;
  border-color: var(--blue-600) !important;
  background: var(--blue-600) !important;
}

.matrix-explanation {
  margin: 0 0 .75rem;
  color: var(--text-secondary);
}

.matrix-table-wrap {
  max-height: 34rem;
  overflow: auto;
}

.matrix-table {
  width: max-content !important;
  min-width: 100% !important;
  table-layout: fixed;
  font-variant-numeric: tabular-nums;
}

.matrix-table th,
.matrix-table td {
  min-width: 58px;
  padding: .5rem;
  text-align: center;
}

.matrix-table th:first-child {
  position: sticky;
  left: 0;
  z-index: 2;
  width: 240px;
  min-width: 240px;
  max-width: 240px;
  white-space: normal;
  text-align: left;
}

.matrix-table thead th {
  position: sticky;
  top: 0;
  z-index: 3;
}

.matrix-table .transitive-cell {
  color: #9a6700 !important;
  background: #fffaeb !important;
  font-weight: 850;
}

.interpretation-panel {
  display: grid;
  gap: .6rem;
  padding: 1rem;
  border: 1px solid rgba(31, 111, 235, .24);
  border-left: 4px solid var(--blue-600);
  border-radius: 8px;
  background: #f7fbff;
}

.interpretation-panel h3,
.interpretation-panel p {
  margin: 0;
}

.interpretation-panel ul {
  display: grid;
  gap: .35rem;
  margin: 0;
  padding-left: 1.25rem;
  color: var(--text-secondary);
}

.hierarchy-diagnostic {
  display: grid;
  gap: .75rem;
  margin-bottom: 1rem;
  padding: 1rem;
  border: 1px solid #fedf89;
  border-left: 4px solid #f79009;
  border-radius: 8px;
  background: #fffaeb;
}

.hierarchy-diagnostic.is-clear {
  border-color: #abefc6;
  border-left-color: var(--success);
  background: #ecfdf3;
}

.hierarchy-diagnostic p,
.hierarchy-diagnostic h3 {
  margin: 0;
}

.diagnostic-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.diagnostic-label {
  display: block;
  margin-bottom: .18rem;
  color: var(--blue-600);
  font-size: .75rem;
  font-weight: 850;
  text-transform: uppercase;
}

.diagnostic-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .65rem;
  margin: 0;
}

.diagnostic-metrics div {
  display: grid;
  gap: .2rem;
  padding: .65rem .75rem;
  border: 1px solid rgba(16, 24, 40, .1);
  border-radius: 7px;
  background: rgba(255, 255, 255, .72);
}

.diagnostic-metrics dt {
  color: var(--text-secondary);
  font-size: .76rem;
  font-weight: 750;
}

.diagnostic-metrics dd {
  margin: 0;
  color: var(--navy-950);
  font-size: 1.25rem;
  font-weight: 850;
}

.diagnostic-groups ul {
  margin: .35rem 0 0;
  padding-left: 1.2rem;
  color: var(--text-secondary);
}

.diagnostic-guidance {
  color: var(--text-secondary);
  font-size: .9rem;
}

.result-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: .75rem;
  margin-top: 1rem;
}

.result-metrics div {
  display: grid;
  gap: .25rem;
  min-height: 86px;
  padding: .85rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
}

.result-metrics span {
  color: var(--text-secondary);
  font-size: .78rem;
  font-weight: 750;
}

.result-metrics strong {
  color: var(--navy-950);
  font-size: 1.4rem;
}

.result-section {
  margin-top: 1rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
}

.result-section h3 {
  margin: 0 0 .35rem;
}

.result-section > p,
.result-section-header p {
  margin: 0 0 .85rem;
  color: var(--text-secondary);
}

.result-columns {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
}

.toggle-control {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: .55rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: .55rem .7rem;
  background: var(--surface);
  cursor: pointer;
}

.toggle-control input {
  width: 18px !important;
  min-height: 18px !important;
  accent-color: var(--blue-600);
}

.hierarchy-controls {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}

.svg-output {
  min-height: 240px;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
}

#hierarchyDiagram {
  min-height: 180px;
}

.svg-output svg {
  display: block;
  width: 100%;
  min-width: 640px;
  height: auto;
}

.chart-summary {
  margin: .75rem 0;
  color: var(--text-secondary);
}

.power-table,
.partition-table {
  min-width: 760px;
}

.power-table th,
.power-table td,
.partition-table th,
.partition-table td {
  padding: .6rem;
  text-align: left;
}

.classification-badge {
  display: inline-flex;
  border-radius: 999px;
  padding: .25rem .5rem;
  color: var(--navy-950);
  background: var(--blue-100);
  font-size: .76rem;
  font-weight: 800;
}

@media (max-width: 1080px) {
  .ism-layout {
    grid-template-columns: 1fr;
  }

  .ism-workflow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .ism-side-nav {
    display: none;
  }

  .ism-workflow li::after {
    display: none;
  }

  .factor-row {
    grid-template-columns: 88px minmax(0, 1fr);
  }

  .factor-field.factor-description {
    grid-column: 1 / -1;
  }

  .factor-actions {
    grid-column: 1 / -1;
    justify-content: flex-end;
  }
}

@media (max-width: 760px) {
  .ism-workflow,
  .template-load-row,
  .file-action-row,
  .problem-details,
  .survey-context,
  .analysis-steps,
  .symbol-guide,
  .result-metrics,
  .result-columns {
    grid-template-columns: 1fr;
  }

  .template-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: .75rem;
    margin-top: .75rem;
  }

  .template-actions button,
  .analysis-load-actions button,
  .file-action-row button {
    min-height: 44px;
  }

  .template-actions button,
  .analysis-load-actions,
  .analysis-load-actions button,
  .file-action-row button {
    width: 100% !important;
  }

  .ism-workflow {
    gap: .2rem;
  }

  .ism-workflow li {
    min-height: 36px;
    font-size: .78rem;
  }

  .ism-workflow li:not(:last-child)::after {
    display: none;
  }

  .factor-row,
  .relationship-row {
    grid-template-columns: 1fr;
  }

  .factor-field.factor-description {
    grid-column: auto;
  }

  .factor-actions {
    justify-content: flex-start;
  }

  .section-actions,
  .action-row,
  .export-actions,
  .result-section-header,
  .hierarchy-controls {
    align-items: stretch;
    flex-direction: column;
  }

  .section-actions button,
  .action-row button,
  .export-actions button,
  .result-section-header button,
  .toggle-control {
    width: 100% !important;
  }

  .progress-badge {
    width: fit-content;
  }

  .svg-output {
    min-height: 300px;
  }

  .diagnostic-heading {
    align-items: stretch;
    flex-direction: column;
  }

  .diagnostic-heading button {
    width: 100%;
  }

  .diagnostic-metrics {
    grid-template-columns: 1fr;
  }

}

@media (min-width: 761px) {
  .relationship-list {
    max-height: 54rem;
    overflow-y: auto;
    padding-right: .3rem;
    scrollbar-gutter: stable;
  }
}

@media print {
  .tool-topnav,
  .workflow-strip,
  .ism-side-nav,
  #problem-setup,
  #factor-editor,
  #relationship-entry,
  #matrix-review,
  .export-actions,
  .toggle-control,
  #exportSvgButton {
    display: none !important;
  }

  body.ism-page {
    background: #fff !important;
  }

  body.ism-page main.container {
    width: 100% !important;
    max-width: none !important;
    padding: 0 !important;
  }

  .ism-layout,
  .ism-content {
    display: block !important;
  }

  #results {
    display: block !important;
    border: 0 !important;
    box-shadow: none !important;
  }

  .result-section,
  .interpretation-panel {
    break-inside: avoid;
  }

  .svg-output {
    overflow: visible;
  }

  .svg-output svg {
    min-width: 0 !important;
  }
}